//将 From 转换为json ---序列化   
$.fn.serializeObject = function()    
		{    
		   var o = {};    
		   var a = this.serializeArray();    
		   $.each(a, function() {    
			   if(this.value != "" && this.value != null)
			   {
				   if (o[this.name]) {    
			           if (!o[this.name].push) {    
			               o[this.name] = [o[this.name]];    
			           }    
			           o[this.name].push(this.value || '');    
			       } 
			       else {    
			           o[this.name] = this.value || '';    
			       }    
			   }
		       
		   });    
		   return o;    
}; 

$.fn.serializeObjectForProp = function()    
{    
   var o = {};    
   var a = this.serializeArray();    
   $.each(a, function() {    
//	   if(this.value != "" && this.value != null)
//	   {
		   if (o[this.name]) {    
	           if (!o[this.name].push) {    
	               o[this.name] = [o[this.name]];    
	           }    
	           o[this.name].push(this.value || '');    
	       } 
	       else {    
	           o[this.name] = this.value || '';    
	       }    
//	   }
       
   });    
   return o;    
}; 